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Finding the Fourth Proportional to 48,874.40, 73,322.40 and 22,572.80

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Solution

The fourth proportional to 48,874.40, 73,322.40 and 22,572.80 is: 33,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,874.40 : 73,322.40 = 22,572.80 : x
  2. Step 2: Convert to fraction form
    48,874.40/73,322.40 = 22,572.80/x
  3. Step 3: Cross multiply
    48,874.40x = 73,322.40 × 22,572.80
  4. Step 4: Simplify right side
    48,874.40x = 1,655,091,870.72
  5. Step 5: Solve for x
    x = 1,655,091,870.72/48,874.40
  6. Step 6: Final answer
    x = 33,864.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.